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Finding the Fourth Proportional to 213,326.01, 294,384.26 and 117,830.66

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Solution

The fourth proportional to 213,326.01, 294,384.26 and 117,830.66 is: 162,603.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,326.01 : 294,384.26 = 117,830.66 : x
  2. Step 2: Convert to fraction form
    213,326.01/294,384.26 = 117,830.66/x
  3. Step 3: Cross multiply
    213,326.01x = 294,384.26 × 117,830.66
  4. Step 4: Simplify right side
    213,326.01x = 34,687,489,588.34
  5. Step 5: Solve for x
    x = 34,687,489,588.34/213,326.01
  6. Step 6: Final answer
    x = 162,603.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.